public class Test2 {
    public static void main(String[] args) {
        int n1 = 13 % 5;
        int n2= -13 % 5;
        int n3 = 13 % -5;
        int n4 = -13 % -5;
        System.out.println(n1);
        System.out.println(n2);
        System.out.println(n3);
        System.out.println(n4);
        int a = 10;
        System.out.println(a+"");
        System.out.println("hello"+'a'+1);

        int x = 4 ;
        int y = (x--)+(--x)+(x*10);

        System.out.println(x);
        System.out.println(y);

        byte b =10;
        b++;
//        b=b+1;
        System.out.println(b);

    }
}
